UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CyYswygo9RB48tUvWKf2p4c3+7+59u9QyIN8Qp+eNQU=' 
WHERE 
  key_id = '34a80374108827ebba063c5d6668486a7b27b2f5a2064d3d14323f314eb911df' 
  AND (
    token = 'CyYswygo9RB48tUvWKf2p4c3+7+59u9QyIN8Qp+eNQU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )